Todays show is packed and fast moving. Technical improvements abound for WiMAX with Aperto improving its quality of service (QOS) capability and ArrayComm announcing both multiple input- multiple output (MIMO) and AAS (adaptive antenna systems or beamforming) technologies for antennas are coming to WiMAX. We will explain all of that. Also, Airspan and VeriSign enhance WiMAX security. Plus we highlight changes at the FCC, and announce a new number to reach WGN and leave messages. And Tim offers another installment on WiMAX service provider deployment tips. Our WGN voice mail number is: 828-398-0501. Give us a call with your feedback or requests.